MP4
the most compatible video format: plays on any phone, browser and TV
Supported formats
Pick the source format to open the pair you need. Every page has the same converter as the home page, with the target already chosen.
Video 9
WebM
an open format for video in the browser, common for clips saved from websites
MOV
Apple's format, used by iPhone cameras, Final Cut and iMovie
MKV
a container for films and series that holds several audio tracks and subtitles
AVI
an old Windows format, found in camera footage and films from the 2000s
3GP
video from old feature phones, usually at a small resolution
FLV
a format from the Flash era, used for video from old sites and streams
MPEG
the DVD and old camcorder format that DVD players understand
WMV
the Windows Media format; only Windows plays it without fuss
Audio 9
MP3
audio that plays everywhere: in the car, on speakers, in any player
WAV
uncompressed sound from recorders and studio software; the files are large
M4A
Apple's audio format, used by iPhone voice memos and iTunes
FLAC
lossless compression: WAV quality at roughly half the size
AAC
an audio codec that sounds cleaner than MP3 at the same bitrate
OGG
an open audio format used by games and Linux software
Opus
the voice-message format of Telegram and WhatsApp; good even at low bitrates
AIFF
Apple's uncompressed audio, the Mac counterpart of WAV
WMA
Windows Media audio, found in old music collections
Image 7
JPG
the standard photo format every device and website accepts
GIF
short silent animations limited to 256 colours
PNG
lossless images with transparency: screenshots, logos, diagrams
WebP
Google's web format: smaller than JPG and supports transparency
HEIC
the iPhone photo format that Windows and many sites refuse
AVIF
a newer image format, smaller still than WebP, but not supported everywhere
TIFF
a print and scan format: lossless but very heavy
Documents 13
CSV
table values separated by commas, with no formulas or formatting
DOC
the old Word format from before 2007
DOCX
a Word document that Word, Google Docs and LibreOffice open
ODP
a LibreOffice Impress presentation
ODS
a LibreOffice Calc spreadsheet
ODT
a LibreOffice and OpenOffice text document
a document that looks the same on any device and prints as it is
PPT
the old PowerPoint format from before 2007
PPTX
a PowerPoint presentation
RTF
a simple formatted-text format any word processor opens
TXT
plain text with no formatting
XLS
the old Excel format from before 2007
XLSX
an Excel spreadsheet that Excel, Google Sheets and LibreOffice open